Marines with Combat Logistics Regiment 17 coordinate with Marines aboard a CH-53E Super Stallion to attach a single-point hook to a model tank during an external lift exercise aboard Marine Corps Base Camp Pendleton, Calif., Nov. 20. The exercise required communication between Marines on the ground and in the air for successful lifts. - Marines with Combat Logistics Regiment 17 coordinate with Marines aboard a CH-53E Super Stallion to attach a single-point hook to a model tank during an external lift exercise aboard Marine Corps Base Camp Pendleton, Calif., Nov. 20. The exercise required communication between Marines on the ground and in the air for successful lifts.